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With the development of concrete technology, the polypropylene fibers have been extensively used in concrete structures for property and durability enhancement. The polypropylene fibers have significantly low cost compared to steel, the use of macro polypropylene fiber could achieve a similar level of reinforcement in concrete at a half price of using steel. The article focuses on the influence of polypropylene fibres of concrete properities. The aim is to compare the basic material properties of concretes with th...

Among its activities, the construction industry has a significant impact on the environment. In recent years, therefore, emphasis has been placed on the sustainability of building structures and materials, and ways and means are being sought to achieve this. Specifically, it is about reducing emissions and using the waste produced by recycling materials, e.g. aggregate. The motivation for using recycled aggregates is also to reduce dependence on natural resources, which are declining. The article deals with the as...